Home / 13,302,751.80-19,962,000.90-8,766,913.80

Finding the Fourth Proportional to 13,302,751.80, 19,962,000.90 and 8,766,913.80

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Solution

The fourth proportional to 13,302,751.80, 19,962,000.90 and 8,766,913.80 is: 13,155,559.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,302,751.80 : 19,962,000.90 = 8,766,913.80 : x
  2. Step 2: Convert to fraction form
    13,302,751.80/19,962,000.90 = 8,766,913.80/x
  3. Step 3: Cross multiply
    13,302,751.80x = 19,962,000.90 × 8,766,913.80
  4. Step 4: Simplify right side
    13,302,751.80x = 175,005,141,165,822.41
  5. Step 5: Solve for x
    x = 175,005,141,165,822.41/13,302,751.80
  6. Step 6: Final answer
    x = 13,155,559.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.